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  • The decomposition of Ammonia on Pt surface at 10 atm pressure is zero order reaction. What is rate of formation of <img alt="\mathrm{H_2(g)\left(\text { in } M \text { min }{ }^{-1}\right. \te

The decomposition of Ammonia on Pt surface at 10 atm pressure is zero order reaction. What is rate of formation of \mathrm{H_2(g)\left(\text { in } M \text { min }{ }^{-1}\right. \text { ) }} if rate constant of reaction \mathrm{2 \mathrm{NH}_3(\mathrm{~g}) \rightarrow \mathrm{N}_2(\mathrm{~g})+3 \mathrm{H}_2(\mathrm{~g})} is \mathrm{10 \mathrm{Mmin}^{-1}.}

Option: 1

10


Option: 2

20


Option: 3

30


Option: 4

\frac{1}{30}


Answers (1)

best_answer

\mathrm{\begin{aligned} & \text { Rate }=k\left[\mathrm{NH}_3\right]^{\circ}=10 \\ & \text { Rate }=\frac{1}{3} \frac{\Delta\left[\mathrm{H}_2\right]}{\Delta t}=10 \\ & \therefore \frac{\Delta\left[\mathrm{H}_2\right]}{\Delta t}=30 \mathrm{Mmin}^{-1} \end{aligned}}

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Deependra Verma

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